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Home My WebLink AboutNCG500175_Compliance Evaluation Inspection_20220831ROY COOPER Governor ELIZABETH S. BISER Secretary RICHARD E. ROGERS, JR. Director Damon Crowther, EHS Manager Siemens Energy, Inc. Post Office Box 7002 Charlotte, NC 28241-7002 SUBJECT: Compliance Evaluation Inspection Siemens Energy, Inc. NPDES Permit No. NCG500175 Mecklenburg County Dear Mr. Crowther: NORTH CAROLINA Environmental Quality August 31, 2022 Enclosed is a copy of the Compliance Evaluation Inspection (CEI) Report for the inspection conducted at the subject facility on August 30, 2022, by Mr. Wes Bell of this Office. Please inform the on -site staff that oversee the facility's environmental affairs of our findings by forwarding a copy of the enclosed report. Should you have any questions concerning this report, please do not hesitate to contact Mr. Bell at (704) 235-2192 or at wes.bell@ncdenr.gov. Enclosure: Inspection Report Cc: NPDES Program Files — Laserfiche Rusty Rozzelle, MCWQP (via email) D_E Sincerely, DocuSigned by: L4uI4tw11 P4f 14 F161 FB69A2D84A3... Andrew Pitner, Assistant Regional Supervisor Water Quality Regional Operations Section Mooresville Regional Office Division of Water Resources, NCDEQ North Carolina Department of Environmental Quality I Division of Water Resources Mooresville Regional Office 1610 East Center Avenue. Suite 301 1 Mooresville. North Carolina 28115 704.663.1699 United States Environmental Protection Agency EPA Washington, D.C. 20460 Water Compliance Inspection Report Form Approved. OMB No. 2040-0057 Approval expires 8-31-98 Section A: National Data System Coding (i.e., PCS) Transaction Code 1 IN I 2 IL I 21IIIIII NPDES yr/mo/day Inspection 3 I NCG500175 111 121 22/08/30 117 Type 1810I IIIIIIIIIII Inspector Fac Type 19I S I 2011 IIIIIIIIIIIIIIIIII I IIIIII P6 Inspection Work Days Facility Self -Monitoring Evaluation Rating B1 QA Reserved 67I1.0 I 70I4 I 71IN I 72 I N I 73I 1 74 751 I I 1 I I I I I I 180 l Section B: Facility Data Name and Location of Facility Inspected (For Industrial Users discharging to POTW, also include POTW name and NPDES permit Number) Charlotte Turbine Generator Service Center 5101 Westinghouse Blvd Charlotte NC 282417002 Entry Time/Date 09:25AM 22/08/30 Permit Effective Date 20/12/15 Exit Time/Date 10:45AM 22/08/30 Permit Expiration Date 25/11/30 Name(s) of Onsite Representative(s)/Titles(s)/Phone and Fax Number(s) /// Byron Miller/Env Lead Technician/704-551-5100 / Other Facility Data Name, Address of Responsible Official/Title/Phone and Fax Number Contacted Damon G Crowther,PO Box 7002 Charlotte NC 282417002//704-551-5456/7045515395 Yes Section C: Areas Evaluated During Inspection (Check only those areas evaluated) Permit Flow Measurement Operations & Maintenar Records/Reports Self -Monitoring Progran Facility Site Review Effluent/Receiving Wate Laboratory Section D: Summary of Finding/Comments (Attach additional sheets of narrative and checklists as necessary) (See attachment summary) Name(s) and Signature(s) Wes Bell of Inspector(s) Agency/Office/Phone and Fax Numbers Date ,-Docusigned by: DWR/MRO WQ/704-663-1699 Ext.2192/ 8/31/2022 1Oe 13r.' -A61696D9OCC3437... Signature of Man DotuflIgtielabriewer Agency/Office/Phone and Fax Numbers Date Andrew Pitne 7."44441 H P4M/R/MRO WQ/704-663-1699 Ext.2180/ F161F1369A2D84A3... EPA Form 3560-3 (Rev 9-94) Previous editions are obsolete. Page# 1 NPDES yr/mo/day 31 NCG500175 111 121 22/08/30 I17 Inspection Type 18 [j 1 Section D: Summary of Finding/Comments (Attach additional sheets of narrative and checklists as necessary) Page# 2 Permit: NCG500175 Inspection Date: 08/30/2022 Owner - Facility: Charlotte Turbine Generator Service Ceni Inspection Type: Compliance Evaluation Permit Yes No NA NE (If the present permit expires in 6 months or less). Has the permittee submitted a new El El � ❑ application? Is the facility as described in the permit? • ❑ ❑ ❑ # Are there any special conditions for the permit? ❑ ❑ • ❑ Is access to the plant site restricted to the general public? • ❑ ❑ ❑ Is the inspector granted access to all areas for inspection? • ❑ ❑ ❑ Comment: The last compliance evaluation inspection at this facility was performed by DWR staff on 1/9/2018. The facility's non -contact cooling water system has not been in service since March 2017. No chemicals (biocides, corrosion inhibitors, etc.) were added to the non -contact cooling water system during the operational time periods. Record Keeping Yes No NA NE Are records kept and maintained as required by the permit? • ❑ ❑ ❑ Is all required information readily available, complete and current? • ❑ ❑ ❑ Are all records maintained for 3 years (lab. reg. required 5 years)? • ❑ ❑ ❑ Are analytical results consistent with data reported on DMRs? ❑ ❑ • ❑ Is the chain -of -custody complete? • ❑ ❑ ❑ Dates, times and location of sampling • Name of individual performing the sampling • Results of analysis and calibration • Dates of analysis • Name of person performing analyses • Transported COCs ❑ Are DMRs complete: do they include all permit parameters? ❑ ❑ • ❑ Has the facility submitted its annual compliance report to users and DWQ? ❑ ❑• ❑ (If the facility is = or > 5 MGD permitted flow) Do they operate 24/7 with a certified ❑ ❑ • ❑ operator on each shift? Is the ORC visitation log available and current? ❑ ❑ • ❑ Is the ORC certified at grade equal to or higher than the facility classification? ❑ ❑ • ❑ Is the backup operator certified at one grade less or greater than the facility ❑ ❑ • ❑ classification? Is a copy of the current NPDES permit available on site? • ❑ ❑ ❑ Facility has copy of previous year's Annual Report on file for review? ❑ ❑ • ❑ Page# 3 Permit: NCG500175 Inspection Date: 08/30/2022 Owner - Facility: Charlotte Turbine Generator Service Ceni Inspection Type: Compliance Evaluation Record Keeping Yes No NA NE Comment: The records reviewed during the inspection were organized and well maintained. Although the non -contact cooling water system has not been in service for several years, facility staff continue to measure the pH and temperature at the upstream and downstream locations and pond effluent twice per month. The facility staff must ensure to document the sampling times for all three sampling locations. Laboratory Are field parameters performed by certified personnel or laboratory? Are all other parameters(excluding field parameters) performed by a certified lab? # Is the facility using a contract lab? # Is proper temperature set for sample storage (kept at less than or equal to 6.0 degrees Celsius)? Incubator (Fecal Coliform) set to 44.5 degrees Celsius+/- 0.2 degrees? Incubator (BOD) set to 20.0 degrees Celsius +/- 1.0 degrees? Yes No NA NE ❑ ❑ • ❑ ❑ ❑ • ❑ Comment: The facility staff perform the on -site pH and temperature measurements. Facility staff must ensure to check (and document) the 10.0 SU buffer following the pH meter calibrations with the 4.0 SU and 7.0 SU buffers. The 10.0 SU buffer must be within +/- 0.1 SU of the standard. Effluent Sampling Yes No NA NE Is composite sampling flow proportional? ❑ ❑ • ❑ Is sample collected below all treatment units? ❑ ❑ • ❑ Is proper volume collected? ❑ ❑ • ❑ Is the tubing clean? El El • ❑ # Is proper temperature set for sample storage (kept at less than or equal to 6.0 El El • El degrees Celsius)? Is the facility sampling performed as required by the permit (frequency, sampling type • ❑ El El representative)? Comment: The subject permit requires effluent grab samples. Upstream / Downstream Sampling Yes No NA NE Is the facility sampling performed as required by the permit (frequency, sampling type, El El El and sampling location)? Comment: Operations & Maintenance Is the plant generally clean with acceptable housekeeping? Yes No NA NE Page# 4 Permit: NCG500175 Inspection Date: 08/30/2022 Owner - Facility: Charlotte Turbine Generator Service Ceni Inspection Type: Compliance Evaluation Operations & Maintenance Yes No NA NE Does the facility analyze process control parameters, for ex: MLSS, MCRT, Settleable DOME Solids, pH, DO, Sludge Judge, and other that are applicable? Comment: The non -contact cooling water system included a pump system and a large pond equipped with elevated spray nozzles. Only stormwater and condensate from the on -site HVAC units currently discharge into the pond. All boiler blowdown and air compressor condensate discharges are conveyed into the sanitary sewer system (Charlotte Water). Flow Measurement - Effluent # Is flow meter used for reporting? Is flow meter calibrated annually? Is the flow meter operational? (If units are separated) Does the chart recorder match the flow meter? Comment: The flows were based on pump curves/flow rates. Effluent Pipe Is right of way to the outfall properly maintained? Are the receiving water free of foam other than trace amounts and other debris? If effluent (diffuser pipes are required) are they operating properly? Yes No NA NE ❑ ❑ • ❑ ❑ ❑ • ❑ ❑ ❑ • ❑ Yes No NA NE • ❑ ❑ ❑ ❑ ❑ • ❑ Comment: Although the cooling pond was not in service, the pond contained duck week with no oil sheens or foam. 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